250pcs Flat Point Grub Screws Hex Socket Set Screw Black 12.9 M3-M8 Assortment

M3-M8 High Tensile 12.9 Flat Point Grub Screws Hex Socket Set Screw Kit 250pcs Features: Material: Carbon Steel 12.9 Grade Surface Treatment: Black Oxide Drive: Allen Key Size: M3 M4 M5 M6 M8 Pitch：0.5mm（M3）/ 0.7mm（M4）/ 0.8mm（M5）/ 1mm（M6）/1.25mm（M8） Assortment: 250 pcs Weight: approx. 180g

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